Collapsible bar



FIG. 1 is a top plan view of a collapsible bar showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof, the right side elevational view is a mirror image thereof;

FIG. 4 is a partially erected perspective view thereof;

FIG. 5 is a perspective view in the erected position;

FIG. 6 is a top plan view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a front elevational view thereof;

FIG. 9 is a rear elevational view thereof; and

FIG. 10 is a right side elevational view thereof. 

The ornamental design for a collapsible bar, as shown and described. 